4,4′-methylenebis (cyclohexylamine)
Structural formula | |||||||||||||||||||
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General | |||||||||||||||||||
Surname | 4,4′-methylenebis (cyclohexylamine) | ||||||||||||||||||
other names |
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Molecular formula | C 13 H 26 N 2 | ||||||||||||||||||
Brief description |
light beige solid |
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properties | |||||||||||||||||||
Molar mass | 210.36 g mol −1 | ||||||||||||||||||
Physical state |
firmly |
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density |
0.95 g cm −3 (25 ° C) |
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Melting point |
−17.7 - 65.4 ° C (depending on the isomer composition) |
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boiling point |
328-330 ° C |
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solubility |
heavy in water (3.98 g l −1 at 20 ° C) |
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safety instructions | |||||||||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
4,4'-methylenebis (cyclohexylamine) is a chemical compound from the group of aliphatic amines .
Extraction and presentation
4,4'-methylenebis (cyclohexylamine) can be obtained by hydrogenation of 4,4'-diaminodiphenylmethane with a ruthenium catalyst are recovered.
properties
4,4'-methylenebis (cyclohexylamine) is a flammable, difficult to ignite, light beige solid that is sparingly soluble in water.
use
4,4'-methylenebis (cyclohexylamine) is used as an epoxy resin hardener . It is also a versatile intermediate in the manufacture of leather and rubber products, plastics, dyes and photosensitive polymers . It is used in the production of diisocyanates and polyamides . It is also used as a lubricant additive and corrosion inhibitor.
Individual evidence
- ↑ a b c d e f g h i Entry on 4,4'-methylenebis (cyclohexylamine), mixture of isomers in the GESTIS substance database of the IFA , accessed on January 8, 2020(JavaScript required) .
- ↑ Google Patents: US2494563A - Bis (4-aminocyclohexyl) methane , accessed January 27, 2019
- ↑ AE Barkdoll, DC England a. a .: Alicyclic Diamines. Preparation of bis (4-aminocyclohexyl) methane. In: Journal of the American Chemical Society. 75, 1953, p. 1156, doi : 10.1021 / ja01101a044 .
- ↑ Bill M. Culbertson, James E. McGrath: Advances in Polymer Synthesis . Springer Science & Business Media, 2012, ISBN 978-1-4613-2121-7 , pp. 59 ( limited preview in Google Book search).
- ↑ Data sheet 4,4'-Diaminodicyclohexylmethane, mixture of stereoisomers, 98 +% from AlfaAesar, accessed on January 27, 2019 ( PDF )(JavaScript required) .
- ↑ Peter H. Selden: Glass fiber reinforced plastics . Springer-Verlag, 2013, ISBN 978-3-642-86867-2 , p. 64 ( limited preview in Google Book search).